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Replace metalk8s-loki storageclass with metalk8s one #2760

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merged 6 commits into from
Aug 26, 2020
Merged

Replace metalk8s-loki storageclass with metalk8s one #2760

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5cc88a6
salt: use metalk8s storageclass
alexandre-allard Aug 25, 2020
61e4b42
charts: add support for selector in Loki pvc
alexandre-allard Aug 25, 2020
b3d545f
salt,charts: use PV label selector for Loki pods
alexandre-allard Aug 25, 2020
1b751d3
example: update Loki PV example to use the new storageclass
alexandre-allard Aug 25, 2020
1f3783d
docs: update post-install doc with new metalk8s storageclass for Loki PV
alexandre-allard Aug 25, 2020
c51c331
tests: raise retries for logging tests
alexandre-allard Aug 25, 2020
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1 change: 0 additions & 1 deletion buildchain/buildchain/salt_tree.py
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Expand Up @@ -338,7 +338,6 @@ def _get_parts(self) -> Iterator[str]:
Path('salt/metalk8s/addons/logging/loki/deployed/',
'service-configuration.sls'),
Path('salt/metalk8s/addons/logging/loki/deployed/services.sls'),
Path('salt/metalk8s/addons/logging/loki/deployed/storageclass.sls'),

Path('salt/metalk8s/addons/prometheus-adapter/deployed/chart.sls'),
Path('salt/metalk8s/addons/prometheus-adapter/deployed/init.sls'),
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5 changes: 4 additions & 1 deletion charts/loki.yaml
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Expand Up @@ -123,7 +123,10 @@ persistence:
- ReadWriteOnce
size: 10Gi
annotations: {}
storageClassName: metalk8s-loki
storageClassName: metalk8s
selector:
matchLabels:
app.kubernetes.io/name: loki
# subPath: ""
# existingClaim:

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4 changes: 4 additions & 0 deletions charts/loki/templates/statefulset.yaml
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Expand Up @@ -124,5 +124,9 @@ spec:
requests:
storage: {{ .Values.persistence.size | quote }}
storageClassName: {{ .Values.persistence.storageClassName }}
{{- if .Values.persistence.selector }}
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Hopefully, we don't forget this local patch during Loki chart upgrades...

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That's why I opened an upstream PR, I hope it'll be merged.

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Ha, I see the commit message now 👍

selector:
{{- toYaml .Values.persistence.selector | nindent 8 }}
{{- end }}
{{- end }}

2 changes: 1 addition & 1 deletion docs/installation/post-install.rst
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Expand Up @@ -58,7 +58,7 @@ path for the partitions to use:
name: <node_name>-loki
spec:
nodeName: <node_name>
storageClassName: metalk8s-loki
storageClassName: metalk8s
rawBlockDevice: # Choose a device with at least 10GiB capacity
devicePath: <device_path3>
template:
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6 changes: 5 additions & 1 deletion examples/loki-sparse.yaml
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Expand Up @@ -8,6 +8,10 @@ metadata:
name: NODE_NAME-loki
spec:
nodeName: NODE_NAME
storageClassName: metalk8s-loki
storageClassName: metalk8s
sparseLoopDevice:
size: 10Gi
template:
metadata:
labels:
app.kubernetes.io/name: loki
5 changes: 4 additions & 1 deletion salt/metalk8s/addons/logging/loki/deployed/chart.sls
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Expand Up @@ -252,10 +252,13 @@ spec:
spec:
accessModes:
- ReadWriteOnce
selector:
matchLabels:
app.kubernetes.io/name: loki
resources:
requests:
storage: 10Gi
storageClassName: metalk8s-loki
storageClassName: metalk8s
---
apiVersion: monitoring.coreos.com/v1
kind: ServiceMonitor
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2 changes: 1 addition & 1 deletion salt/metalk8s/addons/logging/loki/deployed/init.sls
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@@ -1,8 +1,8 @@
include:
- ....storageclass.deployed
- .service-configuration
- .loki-configuration-secret
- .chart
- .services
- .storageclass
- .datasource
- .dashboard
18 changes: 0 additions & 18 deletions salt/metalk8s/addons/logging/loki/deployed/storageclass.sls
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2 changes: 1 addition & 1 deletion tests/post/steps/test_logging.py
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Expand Up @@ -192,7 +192,7 @@ def _check_log_line_exists():

utils.retry(
_check_log_line_exists,
times=20,
times=40,
wait=3,
name="check that a log exists for 'logger' pod"
)
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